/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.apache.flink.runtime.dispatcher;

import org.apache.flink.configuration.Configuration;
import org.apache.flink.runtime.heartbeat.HeartbeatServices;
import org.apache.flink.runtime.highavailability.HighAvailabilityServices;
import org.apache.flink.runtime.jobgraph.JobGraph;
import org.apache.flink.runtime.jobmaster.JobManagerRunner;
import org.apache.flink.runtime.jobmaster.JobManagerRunnerImpl;
import org.apache.flink.runtime.jobmaster.JobManagerSharedServices;
import org.apache.flink.runtime.jobmaster.JobMasterConfiguration;
import org.apache.flink.runtime.jobmaster.factories.DefaultJobMasterServiceFactory;
import org.apache.flink.runtime.jobmaster.factories.JobManagerJobMetricGroupFactory;
import org.apache.flink.runtime.jobmaster.factories.JobMasterServiceFactory;
import org.apache.flink.runtime.jobmaster.slotpool.SlotPoolServiceFactory;
import org.apache.flink.runtime.rpc.FatalErrorHandler;
import org.apache.flink.runtime.rpc.RpcService;
import org.apache.flink.runtime.scheduler.SchedulerNGFactory;
import org.apache.flink.runtime.shuffle.ShuffleMaster;
import org.apache.flink.runtime.shuffle.ShuffleServiceLoader;

/** Singleton default factory for {@link JobManagerRunnerImpl}. */
public enum DefaultJobManagerRunnerFactory implements JobManagerRunnerFactory {
    INSTANCE;

    @Override
    public JobManagerRunner createJobManagerRunner(
            JobGraph jobGraph,
            Configuration configuration,
            RpcService rpcService,
            HighAvailabilityServices highAvailabilityServices,
            HeartbeatServices heartbeatServices,
            JobManagerSharedServices jobManagerServices,
            JobManagerJobMetricGroupFactory jobManagerJobMetricGroupFactory,
            FatalErrorHandler fatalErrorHandler,
            long initializationTimestamp)
            throws Exception {

        final JobMasterConfiguration jobMasterConfiguration =
                JobMasterConfiguration.fromConfiguration(configuration);

        final SlotPoolServiceFactory slotPoolFactory =
                SlotPoolServiceFactory.fromConfiguration(configuration, jobGraph.getJobType());
        final SchedulerNGFactory schedulerNGFactory =
                SchedulerNGFactoryFactory.createSchedulerNGFactory(
                        configuration, jobGraph.getJobType());
        final ShuffleMaster<?> shuffleMaster =
                ShuffleServiceLoader.loadShuffleServiceFactory(configuration)
                        .createShuffleMaster(configuration);

        final JobMasterServiceFactory jobMasterFactory =
                new DefaultJobMasterServiceFactory(
                        jobMasterConfiguration,
                        slotPoolFactory,
                        rpcService,
                        highAvailabilityServices,
                        jobManagerServices,
                        heartbeatServices,
                        jobManagerJobMetricGroupFactory,
                        fatalErrorHandler,
                        schedulerNGFactory,
                        shuffleMaster);

        return new JobManagerRunnerImpl(
                jobGraph,
                jobMasterFactory,
                highAvailabilityServices,
                jobManagerServices
                        .getLibraryCacheManager()
                        .registerClassLoaderLease(jobGraph.getJobID()),
                jobManagerServices.getScheduledExecutorService(),
                fatalErrorHandler,
                initializationTimestamp);
    }
}
